Half the number of nX8 binary arrays with each element equal to at least two neighbors.
A180757
Half the number of nX8 binary arrays with each element equal to at least two neighbors.
Terms
- a(0) =0a(1) =13a(2) =31a(3) =658a(4) =8840a(5) =141313a(6) =2141384a(7) =33329847a(8) =514990479a(9) =7988200496a(10) =123822198215
External references
- oeis: A180757